package com.dao;

import com.mypg.UserRand;
import org.apache.ibatis.annotations.Param;

public interface UserRandDao {

    int selectRand_numByUser_id(int user_id);

    void insertUserRand(@Param("user_id")int user_id,@Param("rand_num")int rand_num);

    void updateRand_numByUser_id(@Param("user_id")int user_id,@Param("rand_num")int rand_num);
}
